Display panel of a programmed computer system with a graphical user interface



FIG. 1 is a first view of a display panel of a programmed computer system with a graphical user interface;

FIG. 2 is a second view thereof;

FIG. 3 is a third view thereof;

FIG. 4 is a fourth view thereof; and,

FIG. 5 is a fifth view thereof.

The outermost broken line showing an electronic device illustrates environment and forms no part of the claimed design. The broken lines within the display screen illustrate portions of the graphical user interface that form no part of the claimed design.

The appearance of the transitional image sequentially transitions between the images shown in FIGS. 1-5. The process or period in which one image transitions to another forms no part of the claimed design. 

CLAIM The ornamental design for a display panel of a programmed computer system with a graphical user interface, as shown and described. 